A newly discovered object speeding through our solar system could be something far stranger than a comet, possibly even alien ...

However, we might also want to look for hints of alien origin. One very strong piece of evidence would be any kind of radio ...

The long-serving space telescope saw the third interloper to enter the solar system from beyond its limits late on Monday ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

The announcement came via a Bluesky post by an astrophysics undergraduate, who shared, "Hubble Space Telescope images of ...

"The consequences, should the hypothesis turn out to be correct, could potentially be dire for humanity," said Avi Loeb.

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

According to a new paper on the arXiv preprint server, there's a new story to add to the archives of serendipitous scientific ...

Given 3I/ATLAS' highly eccentric orbit, this will be its one and only visit to our solar system, as its trajectory does not ...

The Gemini North telescope in Hawaii recently snapped a close-up of the comet that's captured the world’s attention.

When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...